10.3 sec in total
1.6 sec
8.6 sec
104 ms
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IITD
Visit physics.iitd.ac.inWe analyzed Physics.iitd.ac.in page load time and found that the first response time was 1.6 sec and then it took 8.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
physics.iitd.ac.in performance score
name
value
score
weighting
Value8.6 s
0/100
10%
Value14.1 s
0/100
25%
Value18.6 s
0/100
10%
Value380 ms
71/100
30%
Value0.57
12/100
15%
Value14.5 s
9/100
10%
1595 ms
316 ms
3581 ms
3583 ms
630 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that all of those requests were addressed to Physics.iitd.ac.in and no external sources were called. The less responsive or slowest element that took the longest time to load (4.8 sec) belongs to the original domain Physics.iitd.ac.in.
Page size can be reduced by 257.6 kB (52%)
492.5 kB
234.9 kB
In fact, the total size of Physics.iitd.ac.in main page is 492.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 172.1 kB which makes up the majority of the site volume.
Potential reduce by 24.2 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 3.7 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 24.2 kB or 82% of the original size.
Potential reduce by 457 B
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Physics IITD images are well optimized though.
Potential reduce by 93.0 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 93.0 kB or 74% of the original size.
Potential reduce by 139.9 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Physics.iitd.ac.in needs all CSS files to be minified and compressed as it can save up to 139.9 kB or 85% of the original size.
Number of requests can be reduced by 55 (87%)
63
8
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Physics IITD. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 29 to 1 for CSS and as a result speed up the page load time.
physics.iitd.ac.in
1595 ms
node.css
316 ms
defaults.css
3581 ms
system.css
3583 ms
system-menus.css
630 ms
user.css
3578 ms
content-module.css
3591 ms
ctools.css
3691 ms
date.css
941 ms
datepicker.1.7.css
1255 ms
jquery.timeentry.css
1569 ms
dhtml_menu.css
1882 ms
filefield.css
2195 ms
panels.css
2509 ms
farbtastic.css
2823 ms
calendar.css
3139 ms
fieldgroup.css
3453 ms
views.css
3766 ms
twocol_stacked.css
3881 ms
nivo-slider.css
3880 ms
custom-nivo-slider.css
3884 ms
3277315eb74ab418a13c547fba71ab0d_4.css
3901 ms
style.css
4012 ms
typography.css
4079 ms
superfish.css
4187 ms
superfish-navbar.css
4191 ms
superfish-vertical.css
4195 ms
acquia-prosper-style.css
4222 ms
gray.css
4340 ms
grid16-960.css
4391 ms
jquery.min.js
4811 ms
drupal.js
4504 ms
dhtml_menu.js
4507 ms
panels.js
4541 ms
jquery.nivo.slider.pack.js
4667 ms
views_nivo_slider.js
4704 ms
base.js
4823 ms
ajax_view.js
4530 ms
jquery.bgiframe.min.js
4250 ms
hoverIntent.js
4068 ms
supposition.js
3777 ms
supersubs.js
3565 ms
superfish.js
3259 ms
script.js
2949 ms
jquery.corner.js
2683 ms
acquia-prosper-script.js
2508 ms
acquia_prosper_logo.jpg
317 ms
primary-menu-bg.png
311 ms
menu-leaf.png
314 ms
menu-collapsed.png
321 ms
rounded-shadow-background.png
329 ms
rounded-shadow-top-edge.png
317 ms
rounded-shadow-top-left-corner.png
621 ms
rounded-shadow-top-right-corner.png
626 ms
rounded-shadow-left-edge.png
630 ms
rounded-shadow-right-edge.png
628 ms
Untitled.jpg
1279 ms
Research_TOC.jpg
1634 ms
research.jpg
1240 ms
rounded-shadow-bottom-edge.png
938 ms
rounded-shadow-bottom-left-corner.png
941 ms
rounded-shadow-bottom-right-corner.png
942 ms
arrows.png
1251 ms
bullets.png
1254 ms
physics.iitd.ac.in accessibility score
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
physics.iitd.ac.in best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Registers an unload listener
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
physics.iitd.ac.in SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Physics.iitd.ac.in can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Physics.iitd.ac.in main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
physics.iitd.ac.in
Open Graph description is not detected on the main page of Physics IITD. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: